.eslintrc.js

// eslint-disable-next-line no-undef
module.exports = {
  env: {
    browser: true,
    es2022: true,
  },
  extends: [
    'eslint:recommended',
    'plugin:react/recommended',
    'plugin:@typescript-eslint/recommended',
  ],
  parser: '@typescript-eslint/parser',
  parserOptions: {
    sourceType: "module",
    project: ["tsconfig.json"],
  },
  plugins: [
    'react',
    '@typescript-eslint',
  ],
  rules: {
    indent: [
      'error',
      2,
    ],
    'linebreak-style': [
      'error',
      'unix',
    ],
    quotes: [
      'error',
      'single',
      { 'allowTemplateLiterals': true },
    ],
    semi: [
      'error',
      'always',
    ],
    'comma-dangle': [
      'error',
      'always-multiline',
    ],
    'no-var': 'error',
    'space-before-blocks': 'error',
    'comma-spacing': [
      'error', { 'before': false, 'after': true },
    ],
    'no-trailing-spaces': 'error',
    'keyword-spacing': 'error',
    'no-multiple-empty-lines': [
      'error', { 'max': 1 },
    ],
    'object-curly-spacing': [
      'error', 'always',
    ],
    'key-spacing': [
      'error', { 'beforeColon': false, 'afterColon': true },
    ],
  },
  settings: {
    react: {
      // This is what Spotify uses
      version: '17.0.2',
    },
  },
};